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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.9 by pcg, Tue Dec 2 21:49:46 2003 UTC vs.
Revision 1.76 by root, Wed Aug 4 03:29:28 2004 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.9 2003/12/02 21:49:46 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
42		42
43	#ifdef HAVE_TERMIOS_H	43	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	44	# include <termios.h>
45	#endif	45	#endif
46		46
		47	#include <cstring>
		48
		49	vector<rxvt_term *> rxvt_term::termlist;
		50
		51	static char curlocale[128];
		52
		53	bool
		54	rxvt_set_locale (const char *locale)
		55	{
		56	if (!locale || !STRNCMP (locale, curlocale, 128))
		57	return false;
		58
		59	STRNCPY (curlocale, locale, 128);
		60	setlocale (LC_CTYPE, curlocale);
		61	return true;
		62	}
		63
		64	#if ENABLE_COMBINING
		65	class rxvt_composite_vec rxvt_composite;
		66
		67	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		68	{
		69	compose_char *cc;
		70
		71	// break compose chains, as stupid readline really likes to duplicate
		72	// composing characters for some reason near the end of a line.
		73	cc = (*this)[c1];
		74	while (cc)
		75	{
		76	if (cc->c2 == c2) return c1;
		77	cc = (*this)[cc->c1];
		78	}
		79
		80	// check to see wether this combination already exists otherwise
		81	for (cc = v.end (); cc-- > v.begin (); )
		82	{
		83	if (cc->c1 == c1 && cc->c2 == c2)
		84	return COMPOSE_LO + (cc - v.begin ());
		85	}
		86
		87	// allocate a new combination
		88	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		89	{
		90	static int seen;
		91
		92	if (!seen++)
		93	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		94
		95	return REPLACEMENT_CHAR;
		96	}
		97
		98	v.push_back (compose_char (c1, c2));
		99
		100	return v.size () - 1 + COMPOSE_LO;
		101	}
		102
		103	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		104	{
		105	compose_char *cc = (*this)[c];
		106
		107	if (!cc)
		108	{
		109	if (r) *r = c;
		110	return 1;
		111	}
		112
		113	int len = expand (cc->c1, r);
		114
		115	if (r) r += len;
		116
		117	if (cc->c2 != NOCHAR)
		118	{
		119	len++;
		120	if (r) *r++ = cc->c2;
		121	}
		122
		123	return len;
		124
		125	}
		126	#endif
		127
47	void *	128	void *
48	rxvt_term::operator new (size_t s)	129	rxvt_term::operator new (size_t s)
49	{	130	{
50	void *p = malloc (s);	131	void *p = malloc (s);
51		132
…		…
58	{	139	{
59	free (p);	140	free (p);
60	}	141	}
61		142
62	rxvt_term::rxvt_term ()	143	rxvt_term::rxvt_term ()
		144	:
		145	rootwin_ev (this, &rxvt_term::rootwin_cb),
		146	termwin_ev (this, &rxvt_term::x_cb),
63	: pty_ev (this, &rxvt_term::pty_cb),	147	vt_ev (this, &rxvt_term::x_cb),
		148	#ifdef HAVE_SCROLLBARS
		149	scrollbar_ev (this, &rxvt_term::x_cb),
		150	#endif
		151	#ifdef MENUBAR
		152	menubar_ev (this, &rxvt_term::x_cb),
		153	#endif
64	#ifdef CURSOR_BLINK	154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66	#endif	168	#endif
67	#ifdef POINTER_BLANK	169	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	170	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	171	#endif
		172	#ifdef USE_XIM
70	x_ev (this, &rxvt_term::x_cb),	173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
		175	check_ev (this, &rxvt_term::check_cb),
		176	flush_ev (this, &rxvt_term::flush_cb),
71	destroy_ev (this, &rxvt_term::destroy_cb),	177	destroy_ev (this, &rxvt_term::destroy_cb),
		178	pty_ev (this, &rxvt_term::pty_cb),
72	check_ev (this, &rxvt_term::check_cb)	179	incr_ev (this, &rxvt_term::incr_cb)
73	{	180	{
74	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	181	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		182
		183	termlist.push_back (this);
75	}	184	}
76		185
77	rxvt_term::~rxvt_term ()	186	rxvt_term::~rxvt_term ()
78	{	187	{
79	rxvt_scr_release (this);	188	termlist.erase (find (termlist.begin (), termlist.end(), this));
80
81	#ifndef NO_SETOWNER_TTYDEV
82	rxvt_privileged_ttydev (this, RESTORE);
83	#endif
84	#ifdef UTMP_SUPPORT
85	rxvt_privileged_utmp (this, RESTORE);
86	#endif
87	#ifdef USE_XIM
88	if (Input_Context != NULL)
89	{
90	XDestroyIC (Input_Context);
91	Input_Context = NULL;
92	}
93	#endif
94		189
95	if (cmd_fd >= 0)	190	if (cmd_fd >= 0)
96	close (cmd_fd);	191	close (cmd_fd);
97		192
98	if (Xfd >= 0)	193	#ifndef NO_SETOWNER_TTYDEV
99	XCloseDisplay (Xdisplay);	194	privileged_ttydev (RESTORE);
		195	#endif
		196	#ifdef UTMP_SUPPORT
		197	privileged_utmp (RESTORE);
		198	#endif
100		199
		200	delete TermWin.fontset;
		201
		202	if (display)
		203	{
		204	selection_clear ();
		205
		206	#ifdef MENUBAR
		207	if (menubarGC) XFreeGC (display->display, menubarGC);
		208	#endif
		209	#ifdef XTERM_SCROLLBAR
		210	if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
		211	if (ShadowGC) XFreeGC (display->display, ShadowGC);
		212	#endif
		213	#ifdef PLAIN_SCROLLBAR
		214	if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
		215	#endif
		216	#ifdef NEXT_SCROLLBAR
		217	if (blackGC) XFreeGC (display->display, blackGC);
		218	if (whiteGC) XFreeGC (display->display, whiteGC);
		219	if (grayGC) XFreeGC (display->display, grayGC);
		220	if (darkGC) XFreeGC (display->display, darkGC);
		221	if (stippleGC) XFreeGC (display->display, stippleGC);
		222	if (dimple) XFreePixmap (display->display, dimple);
		223	if (upArrow) XFreePixmap (display->display, upArrow);
		224	if (downArrow) XFreePixmap (display->display, downArrow);
		225	if (upArrowHi) XFreePixmap (display->display, upArrowHi);
		226	if (downArrowHi) XFreePixmap (display->display, downArrowHi);
		227	#endif
		228	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
		229	if (topShadowGC) XFreeGC (display->display, topShadowGC);
		230	if (botShadowGC) XFreeGC (display->display, botShadowGC);
		231	if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
		232	#endif
		233	if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
		234
		235	#if defined(MENUBAR) && (MENUBAR_MAX > 1)
		236	delete menuBar.drawable;
		237	//if (menuBar.win)
		238	// XDestroyWindow (display->display, menuBar.win);
		239	#endif
		240	delete TermWin.drawable;
		241	// destroy all windows
		242	if (TermWin.parent[0])
		243	XDestroyWindow (display->display, TermWin.parent[0]);
		244	}
		245
		246	// TODO: free pixcolours, colours should become part of rxvt_display
		247
101	delete PixColors;	248	delete PixColorsFocused;
		249	#ifdef OFF_FOCUS_FADING
		250	delete PixColorsUnFocused;
		251	#endif
		252
		253	displays.put (display);
		254
		255	scr_release ();
		256
		257	/* clear all resources */
		258	for (int i = 0; i < allocated.size (); i++)
		259	free (allocated[i]);
		260
		261	free (selection.text);
		262	// TODO: manage env vars in child only(!)
		263	free (env_windowid);
		264	free (env_display);
		265	free (env_term);
		266	free (env_colorfgbg);
		267	free (locale);
		268	#if 0
		269	free (codeset);
		270	#endif
		271
		272	delete envv;
		273	delete argv;
102	}	274	}
103		275
104	void	276	void
105	rxvt_term::destroy ()	277	rxvt_term::destroy ()
106	{	278	{
		279	if (display)
		280	{
		281	rootwin_ev.stop (display);
		282	termwin_ev.stop (display);
		283	vt_ev.stop (display);
		284	#ifdef USE_XIM
		285	im_destroy ();
		286	im_ev.stop (display);
		287	#endif
		288	#ifdef HAVE_SCROLLBARS
		289	scrollbar_ev.stop (display);
		290	#endif
		291	#ifdef MENUBAR
		292	menubar_ev.stop (display);
		293	#endif
		294	}
		295
107	check_ev.stop ();	296	check_ev.stop ();
108	pty_ev.stop ();	297	pty_ev.stop ();
109	x_ev.stop ();
110	#ifdef CURSOR_BLINK	298	#ifdef CURSOR_BLINK
		299	cursor_blink_ev.stop ();
		300	#endif
		301	#ifdef TEXT_BLINK
111	blink_ev.stop ();	302	text_blink_ev.stop ();
		303	#endif
		304	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		305	cont_scroll_ev.stop ();
		306	#endif
		307	#ifdef SELECTION_SCROLLING
		308	sel_scroll_ev.stop ();
112	#endif	309	#endif
113	#ifdef POINTER_BLANK	310	#ifdef POINTER_BLANK
114	pointer_ev.stop ();	311	pointer_ev.stop ();
115	#endif	312	#endif
116		313
…		…
124		321
125	delete this;	322	delete this;
126	}	323	}
127		324
128	/*----------------------------------------------------------------------*/	325	/*----------------------------------------------------------------------*/
129	/* rxvt_init() */	326	/* rxvt_init () */
130	/* LIBPROTO */	327	bool
131	rxvt_t
132	rxvt_init (int argc, const char *const *argv)	328	rxvt_term::init (int argc, const char *const *argv)
133	{	329	{
134	SET_R (new rxvt_term);	330	SET_R (this);
135	dR;
136		331
137	if (!R->init_vars () || !R->init (argc, argv))	332	if (!init_vars ())
138	{	333	return false;
139	delete R;	334
140	return NULL;	335	/*
		336	* Save and then give up any super-user privileges
		337	* If we need privileges in any area then we must specifically request it.
		338	* We should only need to be root in these cases:
		339	* 1. write utmp entries on some systems
		340	* 2. chown tty on some systems
		341	*/
		342	privileges (SAVE);
		343	privileges (IGNORE);
		344
		345	init_secondary ();
		346
		347	const char **cmd_argv = init_resources (argc, argv);
		348
		349	set_locale ("");
		350
		351	#if MENUBAR_MAX
		352	menubar_read (rs[Rs_menu]);
		353	#endif
		354	#ifdef HAVE_SCROLLBARS
		355	if (Options & Opt_scrollBar)
		356	scrollBar.setIdle (); /* set existence for size calculations */
		357	#endif
		358
		359	create_windows (argc, argv);
		360
		361	init_xlocale ();
		362
		363	scr_reset (); /* initialize screen */
		364
		365	#if 0
		366	XSynchronize (display->display, True);
		367	#endif
		368
		369	#ifdef HAVE_SCROLLBARS
		370	if (Options & Opt_scrollBar)
		371	resize_scrollbar (); /* create and map scrollbar */
		372	#endif
		373	#if (MENUBAR_MAX)
		374	if (menubar_visible ())
		375	XMapWindow (display->display, menuBar.win);
		376	#endif
		377	#ifdef TRANSPARENT
		378	if (Options & Opt_transparent)
141	}	379	{
		380	XSelectInput (display->display, display->root, PropertyChangeMask);
		381	check_our_parents ();
		382	}
		383	#endif
142		384
		385	rootwin_ev.start (display, display->root);
		386
		387	XMapWindow (display->display, TermWin.vt);
		388	XMapWindow (display->display, TermWin.parent[0]);
		389
		390	init_command (cmd_argv);
		391
		392	pty_ev.start (cmd_fd, EVENT_READ);
		393
		394	check_ev.start ();
		395
143	return R;	396	return true;
144	}	397	}
145		398
146	/* EXTPROTO */	399	static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
		400
147	void	401	void
148	rxvt_init_signals ()	402	rxvt_init_signals ()
149	{	403	{
150	/* install exit handler for cleanup */	404	/* install exit handler for cleanup */
151	#if 0	405	#if 0
152	#ifdef HAVE_ATEXIT	406	#ifdef HAVE_ATEXIT
153	atexit(rxvt_clean_exit);	407	atexit (rxvt_clean_exit);
154	#else	408	#else
155	#endif	409	#endif
156	#endif	410	#endif
157		411
158	struct sigaction sa;	412	struct sigaction sa;
…		…
164	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);	418	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);	419	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);	420	sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);	421	sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168		422
169	/* need to trap SIGURG for SVR4 (Unixware) rlogin */	423	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170	/* signal (SIGURG, SIG_DFL); */	424	/* signal (SIGURG, SIG_DFL); */
171		425
172	XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);	426	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);	427	//XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
174	}
175
176	bool
177	rxvt_term::init (int argc, const char *const *argv)
178	{
179	dR;//TODO (scrollbar, setidle)
180
181	/*
182	* Save and then give up any super-user privileges
183	* If we need privileges in any area then we must specifically request it.
184	* We should only need to be root in these cases:
185	* 1. write utmp entries on some systems
186	* 2. chown tty on some systems
187	*/
188	rxvt_privileges (this, SAVE);
189	rxvt_privileges (this, IGNORE);
190
191	rxvt_init_secondary (this);
192
193	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
194
195	#if (MENUBAR_MAX)
196	rxvt_menubar_read (this, rs[Rs_menu]);
197	#endif
198	#ifdef HAVE_SCROLLBARS
199	if (Options & Opt_scrollBar)
200	scrollbar_setIdle (); /* set existence for size calculations */
201	#endif
202
203	rxvt_Create_Windows (this, argc, argv);
204
205	rxvt_init_xlocale (this);
206
207	rxvt_scr_reset (this); /* initialize screen */
208	#ifdef RXVT_GRAPHICS
209	rxvt_Gr_reset (this); /* reset graphics */
210	#endif
211
212	#if 0
213	#ifdef DEBUG_X
214	XSynchronize(Xdisplay, True);
215	#endif
216	#endif
217
218	#ifdef HAVE_SCROLLBARS
219	if (Options & Opt_scrollBar)
220	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
221	#endif
222	#if (MENUBAR_MAX)
223	if (menubar_visible(r))
224	XMapWindow (Xdisplay, menuBar.win);
225	#endif
226	#ifdef TRANSPARENT
227	if (Options & Opt_transparent)
228	{
229	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
230	rxvt_check_our_parents (this);
231	}
232	#endif
233	XMapWindow (Xdisplay, TermWin.vt);
234	XMapWindow (Xdisplay, TermWin.parent[0]);
235
236	rxvt_init_env (this);
237	rxvt_init_command (this, cmd_argv);
238
239	x_ev.start (Xfd, EVENT_READ);
240	pty_ev.start (cmd_fd, EVENT_READ);
241
242	check_ev.start ();
243
244	return true;
245	}	428	}
246		429
247	/* ------------------------------------------------------------------------- *	430	/* ------------------------------------------------------------------------- *
248	* SIGNAL HANDLING & EXIT HANDLER *	431	* SIGNAL HANDLING & EXIT HANDLER *
249	* ------------------------------------------------------------------------- */	432	* ------------------------------------------------------------------------- */
250	/*	433	/*
251	* Catch a SIGCHLD signal and exit if the direct child has died	434	* Catch a SIGCHLD signal and exit if the direct child has died
252	*/	435	*/
		436
		437	void rxvt_term::child_exited (int pid)
		438	{
		439	for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
		440	if (pid == (*t)->cmd_pid)
		441	{
		442	(*t)->destroy ();
		443	break;
		444	}
		445	}
		446
253	/* ARGSUSED */	447	/* ARGSUSED */
254	/* EXTPROTO */	448	/* EXTPROTO */
255	RETSIGTYPE	449	RETSIGTYPE
256	rxvt_Child_signal(int sig __attribute__ ((unused)))	450	rxvt_Child_signal (int sig __attribute__ ((unused)))
257	{	451	{
258	int pid, save_errno = errno;	452	int pid, save_errno = errno;
		453
259	while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)	454	while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
260	;	455	rxvt_term::child_exited (pid);
		456
261	errno = save_errno;	457	errno = save_errno;
262
263	#if 0
264	if (pid == R->cmd_pid)
265	exit (EXIT_SUCCESS);
266	#endif
267	}	458	}
268		459
269	/*	460	/*
270	* Catch a fatal signal and tidy up before quitting	461	* Catch a fatal signal and tidy up before quitting
271	*/	462	*/
272	/* EXTPROTO */	463	/* EXTPROTO */
273	RETSIGTYPE	464	RETSIGTYPE
274	rxvt_Exit_signal(int sig)	465	rxvt_Exit_signal (int sig)
275	{	466	{
276	signal(sig, SIG_DFL);	467	signal (sig, SIG_DFL);
277	#ifdef DEBUG_CMD	468	#ifdef DEBUG_CMD
278	rxvt_print_error("signal %d", sig);	469	rxvt_warn ("caught signal %d, exiting.\n", sig);
279	#endif	470	#endif
280	rxvt_clean_exit();	471	rxvt_clean_exit ();
281	kill(getpid(), sig);	472	kill (getpid (), sig);
282	}	473	}
283		474
284	/* ARGSUSED */
285	/* INTPROTO */	475	/* INTPROTO */
286	int	476	int
287	rxvt_xerror_handler(const Display * display	477	rxvt_xerror_handler (Display *display, XErrorEvent *event)
288	__attribute__ ((unused)), const XErrorEvent * event)
289	{	478	{
290	dR;
291
292	if (R->allowedxerror == -1)	479	if (GET_R->allowedxerror == -1)
293	R->allowedxerror = event->error_code;	480	GET_R->allowedxerror = event->error_code;
294	else	481	else
295	{	482	{
296	rxvt_print_error("XError: Request: %d . %d, Error: %d",	483	old_xerror_handler (display, event);
297	event->request_code, event->minor_code,
298	event->error_code);
299
300	R->destroy ();	484	GET_R->destroy ();
301	}	485	}
302		486
303	return 0;	487	return 0;
304	}	488	}
305		489
…		…
310	*/	494	*/
311	/* EXTPROTO */	495	/* EXTPROTO */
312	void	496	void
313	rxvt_clean_exit ()	497	rxvt_clean_exit ()
314	{	498	{
315	dR;	499	// TODO: rxvtd should clean up all ressources
316		500	if (GET_R)
317	R->destroy ();	501	GET_R->destroy ();
318	}	502	}
319		503
320	/* ------------------------------------------------------------------------- *	504	/* ------------------------------------------------------------------------- *
321	* MEMORY ALLOCATION WRAPPERS *	505	* MEMORY ALLOCATION WRAPPERS *
322	* ------------------------------------------------------------------------- */	506	* ------------------------------------------------------------------------- */
323	/* EXTPROTO */	507	/* EXTPROTO */
324	void *	508	void *
325	rxvt_malloc(size_t size)	509	rxvt_malloc (size_t size)
326	{	510	{
327	void *p;	511	void *p;
328		512
329	p = malloc(size);	513	p = malloc (size);
330	if (p)	514	if (p)
331	return p;	515	return p;
332		516
333	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	517	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
334	rxvt_clean_exit();	518	rxvt_clean_exit ();
335	exit(EXIT_FAILURE);	519	exit (EXIT_FAILURE);
336	/* NOTREACHED */	520	/* NOTREACHED */
337	}	521	}
338		522
339	/* EXTPROTO */	523	/* EXTPROTO */
340	void *	524	void *
341	rxvt_calloc(size_t number, size_t size)	525	rxvt_calloc (size_t number, size_t size)
342	{	526	{
343	void *p;	527	void *p;
344		528
345	p = calloc(number, size);	529	p = calloc (number, size);
346	if (p)	530	if (p)
347	return p;	531	return p;
348		532
349	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	533	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
350	rxvt_clean_exit();	534	rxvt_clean_exit ();
351	exit(EXIT_FAILURE);	535	exit (EXIT_FAILURE);
352	/* NOTREACHED */	536	/* NOTREACHED */
353	}	537	}
354		538
355	/* EXTPROTO */	539	/* EXTPROTO */
356	void *	540	void *
357	rxvt_realloc(void *ptr, size_t size)	541	rxvt_realloc (void *ptr, size_t size)
358	{	542	{
359	void *p;	543	void *p;
360		544
361	if (ptr)	545	if (ptr)
362	p = realloc(ptr, size);	546	p = realloc (ptr, size);
363	else	547	else
364	p = malloc(size);	548	p = malloc (size);
365	if (p)	549	if (p)
366	return p;	550	return p;
367		551
368	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");	552	fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
369	rxvt_clean_exit();	553	rxvt_clean_exit ();
370	exit(EXIT_FAILURE);	554	exit (EXIT_FAILURE);
371	/* NOTREACHED */	555	/* NOTREACHED */
372	}	556	}
373		557
374	/* ------------------------------------------------------------------------- *	558	/* ------------------------------------------------------------------------- *
375	* PRIVILEGED OPERATIONS *	559	* PRIVILEGED OPERATIONS *
376	* ------------------------------------------------------------------------- */	560	* ------------------------------------------------------------------------- */
377	/* take care of suid/sgid super-user (root) privileges */	561	/* take care of suid/sgid super-user (root) privileges */
378	/* INTPROTO */
379	void	562	void
380	rxvt_privileges(pR_ int mode)	563	rxvt_term::privileges (int mode)
381	{	564	{
382	#if ! defined(__CYGWIN32__)	565	#if ! defined(__CYGWIN32__)
383	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)	566	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
384	/* setreuid() is the poor man's setuid(), seteuid() */	567	/* setreuid () is the poor man's setuid (), seteuid () */
385	# define seteuid(a) setreuid(-1, (a))	568	# define seteuid(a) setreuid(-1, (a))
386	# define setegid(a) setregid(-1, (a))	569	# define setegid(a) setregid(-1, (a))
387	# define HAVE_SETEUID	570	# define HAVE_SETEUID
388	# endif	571	# endif
389	# ifdef HAVE_SETEUID	572	# ifdef HAVE_SETEUID
390	switch (mode) {	573	switch (mode)
		574	{
391	case IGNORE:	575	case IGNORE:
392	/*	576	/*
393	* change effective uid/gid - not real uid/gid - so we can switch	577	* change effective uid/gid - not real uid/gid - so we can switch
394	* back to root later, as required	578	* back to root later, as required
395	*/	579	*/
396	seteuid(getuid());	580	seteuid (getuid ());
397	setegid(getgid());	581	setegid (getgid ());
398	break;	582	break;
399	case SAVE:	583	case SAVE:
400	R->euid = geteuid();	584	euid = geteuid ();
401	R->egid = getegid();	585	egid = getegid ();
402	break;	586	break;
403	case RESTORE:	587	case RESTORE:
404	seteuid(R->euid);	588	seteuid (euid);
405	setegid(R->egid);	589	setegid (egid);
406	break;	590	break;
407	}	591	}
408	# else	592	# else
409	switch (mode) {	593	switch (mode)
		594	{
410	case IGNORE:	595	case IGNORE:
411	setuid(getuid());	596	setuid (getuid ());
412	setgid(getgid());	597	setgid (getgid ());
413	/* FALLTHROUGH */	598	/* FALLTHROUGH */
414	case SAVE:	599	case SAVE:
415	/* FALLTHROUGH */	600	/* FALLTHROUGH */
416	case RESTORE:	601	case RESTORE:
417	break;	602	break;
418	}	603	}
419	# endif	604	# endif
420	#endif	605	#endif
421	}	606	}
422		607
423	#ifdef UTMP_SUPPORT	608	#ifdef UTMP_SUPPORT
424	/* EXTPROTO */
425	void	609	void
426	rxvt_privileged_utmp(pR_ char action)	610	rxvt_term::privileged_utmp (char action)
427	{	611	{
428	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",	612	D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
429	action, R->next_utmp_action, getpid()));	613	action, next_utmp_action, getpid ()));
430	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)	614	if (next_utmp_action != action || (action != SAVE && action != RESTORE)
431	|| (R->Options & Opt_utmpInhibit)	615	|| (Options & Opt_utmpInhibit)
432	|| R->ttydev == NULL || *R->ttydev == '\0')	616	|| ttydev == NULL || *ttydev == '\0')
433	return;	617	return;
434		618
435	rxvt_privileges(aR_ RESTORE);	619	privileges (RESTORE);
436	if (action == SAVE) {	620	if (action == SAVE)
		621	{
437	R->next_utmp_action = RESTORE;	622	next_utmp_action = RESTORE;
438	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);	623	makeutent (ttydev, rs[Rs_display_name]);
		624	}
		625	else
439	} else { /* action == RESTORE */	626	{ /* action == RESTORE */
440	R->next_utmp_action = IGNORE;	627	next_utmp_action = IGNORE;
441	rxvt_cleanutent(aR);	628	cleanutent ();
442	}	629	}
443	rxvt_privileges(aR_ IGNORE);	630	privileges (IGNORE);
444	}	631	}
445	#endif	632	#endif
446		633
447	#ifndef NO_SETOWNER_TTYDEV	634	#ifndef NO_SETOWNER_TTYDEV
448	/* EXTPROTO */
449	void	635	void
450	rxvt_privileged_ttydev(pR_ char action)	636	rxvt_term::privileged_ttydev (char action)
451	{	637	{
452	D_MAIN((stderr,	638	D_MAIN ((stderr,
453	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",	639	"privileged_ttydev (%c); waiting for: %c (pid: %d)",
454	action, R->next_tty_action, getpid()));	640	action, next_tty_action, getpid ()));
455	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)	641	if (next_tty_action != action || (action != SAVE && action != RESTORE)
456	|| R->ttydev == NULL || *R->ttydev == '\0')	642	|| ttydev == NULL || *ttydev == '\0')
457	return;	643	return;
458		644
459	rxvt_privileges(aR_ RESTORE);	645	privileges (RESTORE);
460		646
461	if (action == SAVE) {	647	if (action == SAVE)
		648	{
462	R->next_tty_action = RESTORE;	649	next_tty_action = RESTORE;
463	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	650	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
464	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */	651	/* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
465	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */	652	if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
466	R->next_tty_action = IGNORE;	653	next_tty_action = IGNORE;
467	else	654	else
468	# endif	655	# endif
		656
469	{	657	{
470	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */	658	chown (ttydev, getuid (), ttygid); /* fail silently */
471	chmod(R->ttydev, R->ttymode);	659	chmod (ttydev, ttymode);
472	# ifdef HAVE_REVOKE	660	# ifdef HAVE_REVOKE
473	revoke(R->ttydev);	661	revoke (ttydev);
474	# endif	662	# endif
		663
475	}	664	}
		665	}
		666	else
476	} else { /* action == RESTORE */	667	{ /* action == RESTORE */
477	R->next_tty_action = IGNORE;	668	next_tty_action = IGNORE;
478	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	669	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
479	chmod(R->ttydev, R->ttyfd_stat.st_mode);	670	chmod (ttydev, ttyfd_stat.st_mode);
480	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);	671	chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
481	# else	672	# else
482	chmod(R->ttydev,	673	chmod (ttydev,
483	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));	674	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
484	chown(R->ttydev, 0, 0);	675	chown (ttydev, 0, 0);
485	# endif	676	# endif
486	}
487		677
		678	}
		679
488	rxvt_privileges(aR_ IGNORE);	680	privileges (IGNORE);
489		681
490	# ifndef RESET_TTY_TO_COMMON_DEFAULTS	682	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
491	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",	683	D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
492	action == RESTORE ? "Restoring" : (action ==	684	action == RESTORE ? "Restoring" : (action ==
493	SAVE ? "Saving" :	685	SAVE ? "Saving" :
494	"UNKNOWN ERROR for"), R->ttydev,	686	"UNKNOWN ERROR for"), ttydev,
495	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,	687	ttyfd_stat.st_mode, ttyfd_stat.st_uid,
496	R->ttyfd_stat.st_gid));	688	ttyfd_stat.st_gid));
497	# endif	689	# endif
498	}	690	}
499	#endif	691	#endif
500		692
501	/*----------------------------------------------------------------------*/	693	/*----------------------------------------------------------------------*/
502	/*	694	/*
503	* window size/position calculcations for XSizeHint and other storage.	695	* window size/position calculcations for XSizeHint and other storage.
504	* if width/height are non-zero then override calculated width/height	696	* if width/height are non-zero then override calculated width/height
505	*/	697	*/
506	/* EXTPROTO */
507	void	698	void
508	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	699	rxvt_term::window_calc (unsigned int width, unsigned int height)
509	{	700	{
510	short recalc_x, recalc_y;	701	short recalc_x, recalc_y;
511	int x, y, sb_w, mb_h, flags;	702	int x, y, sb_w, mb_h, flags;
512	unsigned int w, h;	703	unsigned int w, h;
513	unsigned int max_width, max_height;	704	unsigned int max_width, max_height;
514		705
515	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	706	D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
516	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	707	TermWin.ncol, TermWin.nrow, szHint.width,
517	R->szHint.height));	708	szHint.height));
518	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	709	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
519	R->szHint.win_gravity = NorthWestGravity;	710	szHint.win_gravity = NorthWestGravity;
520	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	711	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521		712
522	recalc_x = recalc_y = 0;	713	recalc_x = recalc_y = 0;
523	flags = 0;	714	flags = 0;
524	if (!R->parsed_geometry) {	715	if (!parsed_geometry)
		716	{
525	R->parsed_geometry = 1;	717	parsed_geometry = 1;
526	if (R->rs[Rs_geometry])	718	if (rs[Rs_geometry])
527	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	719	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
528	if (flags & WidthValue) {	720	if (flags & WidthValue)
		721	{
529	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	722	TermWin.ncol = BOUND_POSITIVE_INT16 (w);
530	R->szHint.flags |= USSize;	723	szHint.flags |= USSize;
531	}	724	}
532	if (flags & HeightValue) {	725	if (flags & HeightValue)
		726	{
533	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	727	TermWin.nrow = BOUND_POSITIVE_INT16 (h);
534	R->szHint.flags |= USSize;	728	szHint.flags |= USSize;
535	}	729	}
536	if (flags & XValue) {	730	if (flags & XValue)
		731	{
537	R->szHint.x = x;	732	szHint.x = x;
538	R->szHint.flags |= USPosition;	733	szHint.flags |= USPosition;
539	if (flags & XNegative) {	734	if (flags & XNegative)
		735	{
540	recalc_x = 1;	736	recalc_x = 1;
541	R->szHint.win_gravity = NorthEastGravity;	737	szHint.win_gravity = NorthEastGravity;
542	}	738	}
543	}	739	}
544	if (flags & YValue) {	740	if (flags & YValue)
		741	{
545	R->szHint.y = y;	742	szHint.y = y;
546	R->szHint.flags |= USPosition;	743	szHint.flags |= USPosition;
547	if (flags & YNegative) {	744	if (flags & YNegative)
		745	{
548	recalc_y = 1;	746	recalc_y = 1;
549	if (R->szHint.win_gravity == NorthEastGravity)	747	if (szHint.win_gravity == NorthEastGravity)
550	R->szHint.win_gravity = SouthEastGravity;	748	szHint.win_gravity = SouthEastGravity;
551	else	749	else
552	R->szHint.win_gravity = SouthWestGravity;	750	szHint.win_gravity = SouthWestGravity;
553	}	751	}
554	}	752	}
555	}	753	}
		754
556	/* TODO: BOUNDS */	755	/* TODO: BOUNDS */
557	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	756	TermWin.width = TermWin.ncol * TermWin.fwidth;
558	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	757	TermWin.height = TermWin.nrow * TermWin.fheight;
559	max_width = MAX_COLS * R->TermWin.fwidth;	758	max_width = MAX_COLS * TermWin.fwidth;
560	max_height = MAX_ROWS * R->TermWin.fheight;	759	max_height = MAX_ROWS * TermWin.fheight;
561		760
562	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	761	szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
563		762
564	sb_w = mb_h = 0;	763	sb_w = mb_h = 0;
565	R->window_vt_x = R->window_vt_y = 0;	764	window_vt_x = window_vt_y = TermWin.int_bwidth;
		765
566	if (scrollbar_visible(R)) {	766	if (scrollbar_visible ())
		767	{
567	sb_w = scrollbar_TotalWidth();	768	sb_w = scrollbar_TotalWidth ();
568	R->szHint.base_width += sb_w;	769	szHint.base_width += sb_w;
569	if (!(R->Options & Opt_scrollBar_right))	770	if (!(Options & Opt_scrollBar_right))
570	R->window_vt_x = sb_w;	771	window_vt_x += sb_w;
571	}	772	}
		773
572	if (menubar_visible(R)) {	774	if (menubar_visible ())
		775	{
573	mb_h = menuBar_TotalHeight();	776	mb_h = menuBar_TotalHeight ();
574	R->szHint.base_height += mb_h;	777	szHint.base_height += mb_h;
575	R->window_vt_y = mb_h;	778	window_vt_y += mb_h;
576	}	779	}
		780
577	R->szHint.width_inc = R->TermWin.fwidth;	781	szHint.width_inc = TermWin.fwidth;
578	R->szHint.height_inc = R->TermWin.fheight;	782	szHint.height_inc = TermWin.fheight;
579	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	783	szHint.min_width = szHint.base_width + szHint.width_inc;
580	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	784	szHint.min_height = szHint.base_height + szHint.height_inc;
581		785
582	if (width && width - R->szHint.base_width < max_width) {	786	if (width && width - szHint.base_width < max_width)
		787	{
583	R->szHint.width = width;	788	szHint.width = width;
584	R->TermWin.width = width - R->szHint.base_width;	789	TermWin.width = width - szHint.base_width;
585	} else {	790	}
		791	else
		792	{
586	MIN_IT(R->TermWin.width, max_width);	793	MIN_IT (TermWin.width, max_width);
587	R->szHint.width = R->szHint.base_width + R->TermWin.width;	794	szHint.width = szHint.base_width + TermWin.width;
588	}	795	}
		796
589	if (height && height - R->szHint.base_height < max_height) {	797	if (height && height - szHint.base_height < max_height)
		798	{
590	R->szHint.height = height;	799	szHint.height = height;
591	R->TermWin.height = height - R->szHint.base_height;	800	TermWin.height = height - szHint.base_height;
592	} else {	801	}
		802	else
		803	{
593	MIN_IT(R->TermWin.height, max_height);	804	MIN_IT (TermWin.height, max_height);
594	R->szHint.height = R->szHint.base_height + R->TermWin.height;	805	szHint.height = szHint.base_height + TermWin.height;
595	}	806	}
		807
596	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	808	if (scrollbar_visible () && (Options & Opt_scrollBar_right))
597	R->window_sb_x = R->szHint.width - sb_w;	809	window_sb_x = szHint.width - sb_w;
598		810
599	if (recalc_x)	811	if (recalc_x)
600	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	812	szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
601	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	813	- szHint.width - 2 * TermWin.ext_bwidth);
602	if (recalc_y)	814	if (recalc_y)
603	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	815	szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
604	- R->szHint.height - 2 * R->TermWin.ext_bwidth);	816	- szHint.height - 2 * TermWin.ext_bwidth);
605		817
606	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	818	TermWin.ncol = TermWin.width / TermWin.fwidth;
607	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	819	TermWin.nrow = TermWin.height / TermWin.fheight;
608	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",	820	D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
609	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,	821	TermWin.ncol, TermWin.nrow, szHint.width,
610	R->szHint.height));	822	szHint.height));
611	return;	823	return;
612	}	824	}
613		825
614	/*----------------------------------------------------------------------*/	826	/*----------------------------------------------------------------------*/
615	/*	827	/*
616	* Tell the teletype handler what size the window is.	828	* Tell the teletype handler what size the window is.
617	* Called after a window size change.	829	* Called after a window size change.
618	*/	830	*/
619	void	831	void
620	rxvt_term::tt_winch ()	832	rxvt_term::tt_winch ()
621	{	833	{
622	struct winsize ws;	834	struct winsize ws;
623		835
624	if (cmd_fd < 0)	836	if (cmd_fd < 0)
625	return;	837	return;
626		838
627	ws.ws_col = TermWin.ncol;	839	ws.ws_col = TermWin.ncol;
…		…
629	ws.ws_xpixel = ws.ws_ypixel = 0;	841	ws.ws_xpixel = ws.ws_ypixel = 0;
630	#ifndef DEBUG_SIZE	842	#ifndef DEBUG_SIZE
631	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);	843	(void)ioctl (cmd_fd, TIOCSWINSZ, &ws);
632	#else	844	#else
633	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)	845	if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0)
634	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	846	D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
635	# ifdef SIGWINCH	847	# ifdef SIGWINCH
636	else if (cmd_pid) /* force through to the command */	848	else if (cmd_pid) /* force through to the command */
637	kill (cmd_pid, SIGWINCH);	849	kill (cmd_pid, SIGWINCH);
638	# endif	850	# endif
639	#endif	851	#endif
640	}	852	}
641		853
642	/*----------------------------------------------------------------------*/	854	/*----------------------------------------------------------------------*/
643	/* rxvt_change_font() - Switch to a new font */	855	/* rxvt_change_font () - Switch to a new font */
644	/*	856	/*
645	* init = 1 - initialize	857	* init = 1 - initialize
646	*	858	*
647	* fontname == FONT_UP - switch to bigger font	859	* fontname == FONT_UP - switch to bigger font
648	* fontname == FONT_DN - switch to smaller font	860	* fontname == FONT_DN - switch to smaller font
649	*/	861	*/
650	/* EXTPROTO */	862	bool
651	void
652	rxvt_change_font(pR_ int init, const char *fontname)	863	rxvt_term::change_font (const char *fontname)
653	{	864	{
654	}	865	if (fontname == FONT_UP)
		866	{
		867	// TODO
		868	}
		869	else if (fontname == FONT_DN)
		870	{
		871	// TODO
		872	}
		873	else
		874	{
		875	rxvt_fontset *fs = new rxvt_fontset (this);
655		876
656	/* INTPROTO */	877	if (fs && fs->populate (fontname ? fontname : "fixed"))
657	void	878	{
		879	delete TermWin.fontset;
		880	TermWin.fontset = fs;
		881	TermWin.fwidth = fs->base_font ()->width;
		882	TermWin.fheight = fs->base_font ()->height;
		883	TermWin.fbase = fs->base_font ()->ascent;
		884
		885	if (TermWin.parent[0])
		886	{
		887	resize_all_windows (0, 0, 0);
		888	scr_remap_chars ();
		889	scr_touch (true);
		890	}
		891
		892	for (unicode_t ch = 0x20; ch <= 0x7f; ch++)
		893	TermWin.ascii_map [ch - 0x20] = fs->find_font (ch);
		894
		895	return true;
		896	}
		897	}
		898
		899	return false;
		900	}
		901
		902	bool
658	rxvt_font_up_down(pR_ int n, int direction)	903	rxvt_term::font_up_down (int n, int direction)
659	{	904	{
		905	return false;
660	}	906	}
661		907
662	/*----------------------------------------------------------------------*/	908	/*----------------------------------------------------------------------*/
663	/*----------------------------------------------------------------------*/	909	/*----------------------------------------------------------------------*/
664	/* xterm sequences - title, iconName, color (exptl) */	910	/* xterm sequences - title, iconName, color (exptl) */
665	/* EXTPROTO */
666	void	911	void
667	rxvt_set_title(pR_ const char *str)	912	rxvt_term::set_title (const char *str)
668	{	913	{
669	#ifndef SMART_WINDOW_TITLE	914	#ifdef SMART_WINDOW_TITLE
		915	char *name;
		916
		917	if (!XFetchName (display->display, TermWin.parent[0], &name))
		918	name = NULL;
		919
		920	if (name == NULL || STRCMP (name, str))
		921	#endif
670	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	922	XStoreName (display->display, TermWin.parent[0], str);
		923
		924	#ifdef SMART_WINDOW_TITLE
		925	if (name)
		926	XFree (name);
		927	#endif
		928	}
		929
		930	void
		931	rxvt_term::set_icon_name (const char *str)
		932	{
		933	#ifdef SMART_WINDOW_TITLE
		934	char *name;
		935
		936	if (!XGetIconName (display->display, TermWin.parent[0], &name))
		937	name = NULL;
		938
		939	if (name == NULL || STRCMP (name, str))
		940	#endif
		941	XSetIconName (display->display, TermWin.parent[0], str);
		942
		943	#ifdef SMART_WINDOW_TITLE
		944	if (name)
		945	XFree (name);
		946	#endif
		947	}
		948
		949	#ifdef XTERM_COLOR_CHANGE
		950	void
		951	rxvt_term::set_window_color (int idx, const char *color)
		952	{
		953	rxvt_color xcol;
		954	int i;
		955
		956	if (color == NULL || *color == '\0')
		957	return;
		958
		959	/* handle color aliases */
		960	if (isdigit (*color))
		961	{
		962	i = atoi (color);
		963	if (i >= 8 && i <= 15)
		964	{ /* bright colors */
		965	i -= 8;
		966	# ifndef NO_BRIGHTCOLOR
		967	PixColorsFocused[idx] = PixColorsFocused[minBrightCOLOR + i];
		968	SET_PIXCOLOR (idx);
		969	goto Done;
		970	# endif
		971
		972	}
		973	if (i >= 0 && i <= 7)
		974	{ /* normal colors */
		975	PixColorsFocused[idx] = PixColorsFocused[minCOLOR + i];
		976	SET_PIXCOLOR (idx);
		977	goto Done;
		978	}
		979	}
		980
		981	if (!rXParseAllocColor (& xcol, color))
		982	return;
		983
		984	/* XStoreColor (display->display, display->cmap, XColor*); */
		985
		986	/*
		987	* FIXME: should free colors here, but no idea how to do it so instead,
		988	* so just keep gobbling up the colormap
		989	*/
		990	# if 0
		991	for (i = Color_Black; i <= Color_White; i++)
		992	if (PixColors[idx] == PixColors[i])
		993	break;
		994	if (i > Color_White)
		995	{
		996	/* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
		997	XFreeColors (display->display, display->cmap, (PixColors + idx), 1,
		998	DisplayPlanes (display->display, display->screen));
		999	}
		1000	# endif
		1001
		1002	PixColorsFocused[idx] = xcol;
		1003	SET_PIXCOLOR (idx);
		1004
		1005	/* XSetWindowAttributes attr; */
		1006	/* Cursor cursor; */
		1007	Done:
		1008	#ifdef OFF_FOCUS_FADING
		1009	PixColorsUnFocused[idx] = PixColorsFocused[idx].fade (display, atoi (rs[Rs_fade]));
		1010	#endif
		1011	if (idx == Color_bg && ! (Options & Opt_transparent))
		1012	XSetWindowBackground (display->display, TermWin.vt, PixColors[Color_bg]);
		1013
		1014	/* handle Color_BD, scrollbar background, etc. */
		1015
		1016	set_colorfgbg ();
		1017	recolour_cursor ();
		1018	scr_touch (true);
		1019	}
		1020
671	#else	1021	#else
672	char *name;
673
674	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
675	name = NULL;
676	if (name == NULL || STRCMP(name, str))
677	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
678	if (name)
679	XFree(name);
680	#endif
681	}
682
683	/* EXTPROTO */
684	void
685	rxvt_set_iconName(pR_ const char *str)
686	{
687	#ifndef SMART_WINDOW_TITLE
688	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
689	#else
690	char *name;
691
692	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
693	name = NULL;
694	if (name == NULL || STRCMP(name, str))
695	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
696	if (name)
697	XFree(name);
698	#endif
699	}
700
701	#ifdef XTERM_COLOR_CHANGE
702	/* EXTPROTO */
703	void
704	rxvt_set_window_color(pR_ int idx, const char *color)
705	{
706	rxvt_color xcol;
707	int i;
708
709	if (color == NULL || *color == '\0')
710	return;
711
712	/* handle color aliases */
713	if (isdigit(*color)) {
714	i = atoi(color);
715	if (i >= 8 && i <= 15) { /* bright colors */
716	i -= 8;
717	# ifndef NO_BRIGHTCOLOR
718	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
719	SET_PIXCOLOR(R, idx);
720	goto Done;
721	# endif
722	}
723	if (i >= 0 && i <= 7) { /* normal colors */
724	R->PixColors[idx] = R->PixColors[minCOLOR + i];
725	SET_PIXCOLOR(R, idx);
726	goto Done;
727	}
728	}
729	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
730	return;
731	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
732
733	/*
734	* FIXME: should free colors here, but no idea how to do it so instead,
735	* so just keep gobbling up the colormap
736	*/
737	# if 0
738	for (i = Color_Black; i <= Color_White; i++)
739	if (R->PixColors[idx] == R->PixColors[i])
740	break;
741	if (i > Color_White) {
742	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
743	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
744	DisplayPlanes(R->Xdisplay, Xscreen));
745	}
746	# endif
747
748	R->PixColors[idx] = xcol;
749	SET_PIXCOLOR(R, idx);
750
751	/* XSetWindowAttributes attr; */
752	/* Cursor cursor; */
753	Done:
754	if (idx == Color_bg && !(R->Options & Opt_transparent))
755	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
756	R->PixColors[Color_bg]);
757
758	/* handle Color_BD, scrollbar background, etc. */
759
760	rxvt_set_colorfgbg(aR);
761	rxvt_recolour_cursor(aR);
762	/* the only reasonable way to enforce a clean update */
763	rxvt_scr_poweron(aR);
764	}
765
766	#else
767	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	1022	# define set_window_color (idx,color) ((void)0)
768	#endif /* XTERM_COLOR_CHANGE */	1023	#endif /* XTERM_COLOR_CHANGE */
769		1024
770	/* EXTPROTO */
771	void	1025	void
772	rxvt_recolour_cursor(pR)	1026	rxvt_term::recolour_cursor ()
773	{	1027	{
774	rxvt_color xcol[2];	1028	XColor xcol[2];
775		1029
776	#if TODO	1030	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg) ? PixColorsFocused[Color_pointer_fg] : PixColorsFocused[Color_fg];
777	xcol[0] = R->PixColors[Color_pointer];	1031	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg) ? PixColorsFocused[Color_pointer_bg] : PixColorsFocused[Color_bg];
778	xcol[1] = R->PixColors[Color_bg];	1032	XQueryColors (display->display, display->cmap, xcol, 2);
779	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);
780	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	1033	XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
781	#endif
782	}	1034	}
783		1035
784	/*----------------------------------------------------------------------*/	1036	/*----------------------------------------------------------------------*/
785	/*	1037	/*
786	* find if fg/bg matches any of the normal (low-intensity) colors	1038	* find if fg/bg matches any of the normal (low-intensity) colors
787	*/	1039	*/
788	/* INTPROTO */
789	void	1040	void
790	rxvt_set_colorfgbg(pR)	1041	rxvt_term::set_colorfgbg ()
791	{	1042	{
792	unsigned int i;	1043	unsigned int i;
793	const char *xpmb = "\0";	1044	const char *xpmb = "\0";
794	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	1045	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
795		1046
796	R->env_colorfgbg =	1047	env_colorfgbg =
797	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	1048	(char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
798	STRCPY(fstr, "default");	1049	STRCPY (fstr, "default");
799	STRCPY(bstr, "default");	1050	STRCPY (bstr, "default");
800	for (i = Color_Black; i <= Color_White; i++)	1051	for (i = Color_Black; i <= Color_White; i++)
801	if (R->PixColors[Color_fg] == R->PixColors[i]) {	1052	if (PixColors[Color_fg] == PixColors[i])
		1053	{
802	sprintf(fstr, "%d", (i - Color_Black));	1054	sprintf (fstr, "%d", (i - Color_Black));
803	break;	1055	break;
804	}	1056	}
805	for (i = Color_Black; i <= Color_White; i++)	1057	for (i = Color_Black; i <= Color_White; i++)
806	if (R->PixColors[Color_bg] == R->PixColors[i]) {	1058	if (PixColors[Color_bg] == PixColors[i])
		1059	{
807	sprintf(bstr, "%d", (i - Color_Black));	1060	sprintf (bstr, "%d", (i - Color_Black));
808	#ifdef XPM_BACKGROUND	1061	#ifdef XPM_BACKGROUND
809	xpmb = "default;";	1062	xpmb = "default;";
810	#endif	1063	#endif
811	break;	1064	break;
812	}	1065	}
		1066
813	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1067	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
814	putenv(R->env_colorfgbg);
815		1068
816	#ifndef NO_BRIGHTCOLOR	1069	#ifndef NO_BRIGHTCOLOR
817	R->colorfgbg = DEFAULT_RSTYLE;	1070	colorfgbg = DEFAULT_RSTYLE;
818	for (i = minCOLOR; i <= maxCOLOR; i++) {	1071	for (i = minCOLOR; i <= maxCOLOR; i++)
		1072	{
819	if (R->PixColors[Color_fg] == R->PixColors[i])	1073	if (PixColors[Color_fg] == PixColors[i])
820	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);	1074	colorfgbg = SET_FGCOLOR (colorfgbg, i);
821	if (R->PixColors[Color_bg] == R->PixColors[i])	1075	if (PixColors[Color_bg] == PixColors[i])
822	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);	1076	colorfgbg = SET_BGCOLOR (colorfgbg, i);
823	}	1077	}
824	#endif	1078	#endif
825	}	1079	}
826		1080
827	/*----------------------------------------------------------------------*/	1081	/*----------------------------------------------------------------------*/
828	/*	1082	/*
829	* Colour determination for low colour displays, routine from	1083	* Colour determination for low colour displays, routine from
830	* Hans de Goede <hans@highrise.nl>	1084	* Hans de Goede <hans@highrise.nl>
831	*/	1085	*/
832		1086
833	/* EXTPROTO */
834	int	1087	int
835	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)	1088	rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
836	{	1089	{
837	screen_in_out->set(aR_ colour);
838
839	if (!screen_in_out->set(aR_ colour)) {	1090	if (!screen_in_out->set (display, colour))
840	rxvt_print_error("can't allocate colour: %s", colour);	1091	{
		1092	rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
841	return false;	1093	return false;
842	}	1094	}
843		1095
844	return true;	1096	return true;
845	}	1097	}
846		1098
847	/* -------------------------------------------------------------------- *	1099	/* -------------------------------------------------------------------- *
848	* - WINDOW RESIZING - *	1100	* - WINDOW RESIZING - *
849	* -------------------------------------------------------------------- */	1101	* -------------------------------------------------------------------- */
850	/* EXTPROTO */
851	void	1102	void
852	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1103	rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
853	int ignoreparent)
854	{	1104	{
855	int fix_screen;	1105	int fix_screen;
856		1106
857	#ifdef SMART_RESIZE	1107	#ifdef SMART_RESIZE
858	int old_width = R->szHint.width, old_height = R->szHint.height;	1108	int old_width = szHint.width, old_height = szHint.height;
859	#endif	1109	#endif
860		1110
861	rxvt_window_calc(aR_ width, height);	1111	window_calc (width, height);
862	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);	1112	XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
		1113
863	if (!ignoreparent) {	1114	if (!ignoreparent)
		1115	{
864	#ifdef SMART_RESIZE	1116	#ifdef SMART_RESIZE
865	/*	1117	/*
866	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1118	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
867	* reposition window on resize depending on placement on screen	1119	* reposition window on resize depending on placement on screen
868	*/	1120	*/
869	int x, y, x1, y1;	1121	int x, y, x1, y1;
870	int dx, dy;	1122	int dx, dy;
871	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1123	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
872	Window unused_cr;	1124	Window unused_cr;
873		1125
874	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1126	XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
875	0, 0, &x, &y, &unused_cr);	1127	0, 0, &x, &y, &unused_cr);
876	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1128	XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
877	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1129	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
878	/*	1130	/*
879	* if Xroot isn't the parent window, a WM will probably have offset	1131	* if display->root isn't the parent window, a WM will probably have offset
880	* our position for handles and decorations. Counter it	1132	* our position for handles and decorations. Counter it
881	*/	1133	*/
882	if (x1 != x || y1 != y) {	1134	if (x1 != x || y1 != y)
		1135	{
883	x -= x1;	1136	x -= x1;
884	y -= y1;	1137	y -= y1;
885	}	1138	}
886		1139
887	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1140	x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
888	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1141	y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
889	dx = old_width - R->szHint.width;	1142	dx = old_width - szHint.width;
890	dy = old_height - R->szHint.height;	1143	dy = old_height - szHint.height;
891		1144
892	/* Check position of the center of the window */	1145	/* Check position of the center of the window */
893	if (x < x1) /* left half */	1146	if (x < x1) /* left half */
894	dx = 0;	1147	dx = 0;
895	else if (x == x1) /* exact center */	1148	else if (x == x1) /* exact center */
896	dx /= 2;	1149	dx /= 2;
897	if (y < y1) /* top half */	1150	if (y < y1) /* top half */
898	dy = 0;	1151	dy = 0;
899	else if (y == y1) /* exact center */	1152	else if (y == y1) /* exact center */
900	dy /= 2;	1153	dy /= 2;
901		1154
902	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1155	XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
903	R->szHint.width, R->szHint.height);	1156	szHint.width, szHint.height);
904	#else	1157	#else
905	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1158	XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
906	R->szHint.height);
907	#endif	1159	#endif
908	}	1160	}
909		1161
910	fix_screen = (R->TermWin.ncol != R->prev_ncol	1162	fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
911	|| R->TermWin.nrow != R->prev_nrow);	1163
912	if (fix_screen || width != R->old_width || height != R->old_height) {	1164	if (fix_screen || width != old_width || height != old_height)
		1165	{
913	if (scrollbar_visible(R)) {	1166	if (scrollbar_visible ())
		1167	{
914	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1168	XMoveResizeWindow (display->display, scrollBar.win,
		1169	window_sb_x, 0,
915	0, scrollbar_TotalWidth(), R->szHint.height);	1170	scrollbar_TotalWidth (), szHint.height);
916	rxvt_Resize_scrollBar(aR);	1171	resize_scrollbar ();
917	}	1172	}
		1173
918	if (menubar_visible(R))	1174	if (menubar_visible ())
919	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1175	XMoveResizeWindow (display->display, menuBar.win,
		1176	window_vt_x, 0,
920	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1177	TermWin_TotalWidth (), menuBar_TotalHeight ());
921	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,	1178
922	R->window_vt_y, TermWin_TotalWidth(),	1179	XMoveResizeWindow (display->display, TermWin.vt,
		1180	window_vt_x, window_vt_y,
923	TermWin_TotalHeight());	1181	TermWin_TotalWidth (), TermWin_TotalHeight ());
924	#ifdef RXVT_GRAPHICS
925	if (R->old_height)
926	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
927	R->old_height - R->szHint.base_height);
928	#endif
929	rxvt_scr_clear(aR);	1182	scr_clear ();
930	#ifdef XPM_BACKGROUND	1183	#ifdef XPM_BACKGROUND
931	rxvt_resize_pixmap(aR);	1184	resize_pixmap ();
932	#endif	1185	#endif
933	}	1186	}
934		1187
935	if (fix_screen || R->old_height == 0) {	1188	if (fix_screen || old_height == 0)
		1189	{
936	int curr_screen = -1;	1190	int curr_screen = -1;
937	uint16_t old_ncol = R->prev_ncol;	1191	int old_ncol = prev_ncol;
938		1192
939	/* scr_reset only works on the primary screen */	1193	/* scr_reset only works on the primary screen */
940	if (R->old_height) /* this is not the first time through */	1194	if (old_height) /* this is not the first time through */
		1195	{
		1196	unsigned int ncol = TermWin.ncol;
		1197	TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
941	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1198	curr_screen = scr_change_screen (PRIMARY);
942	rxvt_scr_reset(aR);	1199	TermWin.ncol = ncol;
943	if (curr_screen >= 0) { /* this is not the first time through */
944	rxvt_scr_change_screen(aR_ curr_screen);
945	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
946	}	1200	}
947	}
948		1201
		1202	scr_reset ();
		1203
		1204	if (curr_screen >= 0) /* this is not the first time through */
		1205	{
		1206	scr_change_screen (curr_screen);
		1207	selection_check (old_ncol != TermWin.ncol ? 4 : 0);
		1208	}
		1209	}
		1210
949	R->old_width = R->szHint.width;	1211	old_width = szHint.width;
950	R->old_height = R->szHint.height;	1212	old_height = szHint.height;
951		1213
952	#ifdef USE_XIM	1214	#ifdef USE_XIM
953	rxvt_IMSetStatusPosition(aR);	1215	IMSetStatusPosition ();
954	#endif	1216	#endif
955	}	1217	}
956		1218
957	/*	1219	/*
958	* Set the width/height of the vt window in characters. Units are pixels.	1220	* Set the width/height of the vt window in characters. Units are pixels.
959	* good for toggling 80/132 columns	1221	* good for toggling 80/132 columns
960	*/	1222	*/
961	/* EXTPROTO */
962	void	1223	void
963	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1224	rxvt_term::set_widthheight (unsigned int width, unsigned int height)
964	{	1225	{
965	XWindowAttributes wattr;	1226	XWindowAttributes wattr;
966		1227
967	if (width == 0 || height == 0) {	1228	if (width == 0 || height == 0)
		1229	{
968	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1230	XGetWindowAttributes (display->display, display->root, &wattr);
969	if (width == 0)	1231	if (width == 0)
970	width = wattr.width - R->szHint.base_width;	1232	width = wattr.width - szHint.base_width;
971	if (height == 0)	1233	if (height == 0)
972	height = wattr.height - R->szHint.base_height;	1234	height = wattr.height - szHint.base_height;
973	}	1235	}
974	if (width != R->TermWin.width || height != R->TermWin.height) {	1236	if (width != TermWin.width || height != TermWin.height)
		1237	{
975	width += R->szHint.base_width;	1238	width += szHint.base_width;
976	height += R->szHint.base_height;	1239	height += szHint.base_height;
977	rxvt_resize_all_windows(aR_ width, height, 0);	1240	resize_all_windows (width, height, 0);
978	}	1241	}
979	}	1242	}
980		1243
981	/* -------------------------------------------------------------------- *	1244	/* -------------------------------------------------------------------- *
982	* - X INPUT METHOD ROUTINES - *	1245	* - X INPUT METHOD ROUTINES - *
983	* -------------------------------------------------------------------- */	1246	* -------------------------------------------------------------------- */
984	#ifdef USE_XIM	1247	#ifdef USE_XIM
985	/* INTPROTO */	1248
986	void	1249	void
987	rxvt_setSize(pR_ XRectangle * size)	1250	rxvt_term::im_set_size (XRectangle *size)
988	{	1251	{
989	size->x = R->TermWin.int_bwidth;	1252	size->x = TermWin.int_bwidth;
990	size->y = R->TermWin.int_bwidth;	1253	size->y = TermWin.int_bwidth;
991	size->width = Width2Pixel(R->TermWin.ncol);	1254	size->width = Width2Pixel (TermWin.ncol);
992	size->height = Height2Pixel(R->TermWin.nrow);	1255	size->height = Height2Pixel (TermWin.nrow);
993	}	1256	}
994		1257
995	/* INTPROTO */
996	void	1258	void
997	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1259	rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg)
998	{	1260	{
999	*fg = R->PixColors[Color_fg];	1261	*fg = PixColors[Color_fg];
1000	*bg = R->PixColors[Color_bg];	1262	*bg = PixColors[Color_bg];
1001	}	1263	}
1002		1264
1003	/* Checking whether input method is running. */	1265	/* Checking whether input method is running. */
1004	/* INTPROTO */
1005	Bool	1266	bool
1006	rxvt_IMisRunning(pR)	1267	rxvt_term::IMisRunning ()
1007	{	1268	{
1008	char *p;	1269	char *p;
1009	Atom atom;	1270	Atom atom;
1010	Window win;	1271	Window win;
1011	char server[IMBUFSIZ];	1272	char server[IMBUFSIZ];
1012		1273
1013	/* get current locale modifier */	1274	/* get current locale modifier */
1014	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1275	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1276	{
1015	STRCPY(server, "@server=");	1277	STRCPY (server, "@server=");
1016	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1278	STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1017	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1279	if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */
1018	*p = '\0';	1280	*p = '\0';
1019		1281
1020	atom = XInternAtom(R->Xdisplay, server, False);	1282	atom = XInternAtom (display->display, server, False);
1021	win = XGetSelectionOwner(R->Xdisplay, atom);	1283	win = XGetSelectionOwner (display->display, atom);
1022	if (win != None)	1284	if (win != None)
1023	return True;	1285	return True;
1024	}	1286	}
1025	return False;	1287	return False;
1026	}	1288	}
1027		1289
1028	/* EXTPROTO */
1029	void	1290	void
1030	rxvt_IMSendSpot(pR)	1291	rxvt_term::IMSendSpot ()
1031	{	1292	{
1032	XPoint spot;	1293	XPoint spot;
1033	XVaNestedList preedit_attr;	1294	XVaNestedList preedit_attr;
1034		1295
1035	if (R->Input_Context == NULL	1296	if (Input_Context == NULL
1036	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1297	|| !TermWin.focus || ! (input_style & XIMPreeditPosition)
1037	|| !(R->event_type == KeyPress	1298	|| ! (event_type == KeyPress
1038	|| R->event_type == Expose	1299	|| event_type == Expose
1039	|| R->event_type == NoExpose	1300	|| event_type == NoExpose
1040	|| R->event_type == SelectionNotify	1301	|| event_type == SelectionNotify
1041	|| R->event_type == ButtonRelease || R->event_type == FocusIn)	1302	|| event_type == ButtonRelease || event_type == FocusIn)
1042	|| !rxvt_IMisRunning(aR))	1303	|| !IMisRunning ())
1043	return;	1304	return;
1044		1305
1045	rxvt_setPosition(aR_ & spot);	1306	im_set_position (&spot);
1046		1307
1047	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1308	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1048	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1309	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1049	XFree(preedit_attr);	1310	XFree (preedit_attr);
1050	}	1311	}
1051		1312
1052	/* EXTPROTO */
1053	void	1313	void
1054	rxvt_setTermFontSet(pR_ int idx)
1055	{
1056	char *string;
1057	long length;
1058	int success = 0;
1059
1060	if (idx < 0 || idx >= MAX_NFONTS)
1061	return;
1062	}
1063
1064	/* INTPROTO */
1065	void
1066	rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,	1314	rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1067	XRectangle * needed_rect)	1315	XRectangle * needed_rect)
1068	{	1316	{
1069	int mbh, vtx = 0;	1317	int mbh, vtx = 0;
1070		1318
1071	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))	1319	if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1072	vtx = scrollbar_TotalWidth();	1320	vtx = scrollbar_TotalWidth ();
		1321
1073	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;	1322	mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1074	mbh -= R->TermWin.lineSpace;	1323	mbh -= TermWin.lineSpace;
1075		1324
1076	preedit_rect->x = needed_rect->width + vtx;	1325	preedit_rect->x = needed_rect->width + vtx;
1077	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1326	preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1078		1327
1079	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width	1328	preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1080	+ vtx;
1081	preedit_rect->height = Height2Pixel(1);	1329	preedit_rect->height = Height2Pixel (1);
1082		1330
1083	status_rect->x = vtx;	1331	status_rect->x = vtx;
1084	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;	1332	status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1085		1333
1086	status_rect->width = needed_rect->width ? needed_rect->width	1334	status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1087	: Width2Pixel(R->TermWin.ncol + 1);
1088	status_rect->height = Height2Pixel(1);	1335	status_rect->height = Height2Pixel (1);
1089	}	1336	}
1090		1337
1091	/* ARGSUSED */
1092	/* INTPROTO */
1093	void	1338	void
1094	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data	1339	rxvt_term::im_destroy ()
1095	__attribute__ ((unused)), XPointer call_data
1096	__attribute__ ((unused)))
1097	{	1340	{
1098	dR;	1341	if (Input_Context)
1099		1342	{
		1343	XDestroyIC (Input_Context);
1100	R->Input_Context = NULL;	1344	Input_Context = NULL;
1101	/* To avoid Segmentation Fault in C locale: Solaris only? */	1345	}
1102	if (STRCMP(R->locale, "C"))
1103	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1104	rxvt_IMInstantiateCallback, NULL);
1105	}
1106		1346
1107	/*	1347	if (input_method)
1108	* X manual pages and include files don't match on some systems:
1109	* some think this is an XIDProc and others an XIMProc so we can't
1110	* use the first argument - need to update this to be nice for
1111	* both types via some sort of configure detection
1112	*/
1113	/* ARGSUSED */
1114	/* EXTPROTO */
1115	void
1116	rxvt_IMInstantiateCallback(Display * unused
1117	__attribute__ ((unused)), XPointer client_data
1118	__attribute__ ((unused)), XPointer call_data
1119	__attribute__ ((unused)))
1120	{
1121	dR;
1122	int i, found, had_im;
1123	const char *p;
1124	char **s;
1125	char buf[IMBUFSIZ];
1126
1127	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1128	if (R->Input_Context)
1129	return;
1130
1131	found = had_im = 0;
1132	p = R->rs[Rs_inputMethod];
1133	if (p && *p) {
1134	had_im = 1;
1135	s = rxvt_splitcommastring(p);
1136	for (i = 0; s[i]; i++) {
1137	if (*s[i]) {
1138	STRCPY(buf, "@im=");
1139	STRNCAT(buf, s[i], IMBUFSIZ - 5);
1140	if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1141	&& (rxvt_IM_get_IC(aR) == True)) {
1142	found = 1;
1143	break;
1144	}
1145	}
1146	}
1147	for (i = 0; s[i]; i++)
1148	free(s[i]);
1149	free(s);
1150	}	1348	{
1151	if (found)	1349	display->put_xim (input_method);
1152	return;	1350	input_method = 0;
1153
1154	/* try with XMODIFIERS env. var. */
1155	if ((p = XSetLocaleModifiers("")) != NULL && *p) {
1156	rxvt_IM_get_IC(aR);
1157	return;
1158	}	1351	}
1159
1160	/* try with no modifiers base IF the user didn't specify an IM */
1161	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1162	&& rxvt_IM_get_IC(aR) == True)
1163	return;
1164	}	1352	}
1165		1353
1166	/*	1354	/*
1167	* Try to open a XIM with the current modifiers, then see if we can	1355	* Try to open a XIM with the current modifiers, then see if we can
1168	* open a suitable preedit type	1356	* open a suitable preedit type
1169	*/	1357	*/
1170	/* INTPROTO */
1171	Bool	1358	bool
1172	rxvt_IM_get_IC(pR)	1359	rxvt_term::IM_get_IC (const char *modifiers)
1173	{	1360	{
1174	int i, j, found;	1361	int i, j, found;
1175	XIM xim;	1362	XIM xim;
1176	XPoint spot;	1363	XPoint spot;
1177	XRectangle rect, status_rect, needed_rect;	1364	XRectangle rect, status_rect, needed_rect;
1178	unsigned long fg, bg;	1365	unsigned long fg, bg;
1179	const char *p;	1366	const char *p;
1180	char **s;	1367	char **s;
1181	XIMStyles *xim_styles;	1368	XIMStyles *xim_styles;
1182	XVaNestedList preedit_attr, status_attr;	1369	XVaNestedList preedit_attr, status_attr;
1183	XIMCallback ximcallback;
1184		1370
		1371	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
		1372	return false;
		1373
1185	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1374	D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1186	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1375	input_method = display->get_xim (locale, modifiers);
1187	if (xim == NULL)	1376	if (input_method == NULL)
1188	return False;	1377	return false;
1189		1378
		1379	xim = input_method->xim;
		1380
1190	xim_styles = NULL;	1381	xim_styles = NULL;
1191	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1382	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1192	|| !xim_styles || !xim_styles->count_styles) {	1383	|| !xim_styles || !xim_styles->count_styles)
1193	XCloseIM(xim);	1384	{
		1385	display->put_xim (input_method);
1194	return False;	1386	return false;
1195	}	1387	}
1196		1388
1197	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1389	p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root";
1198	: "OverTheSpot,OffTheSpot,Root";
1199	s = rxvt_splitcommastring(p);	1390	s = rxvt_splitcommastring (p);
1200	for (i = found = 0; !found && s[i]; i++) {	1391	for (i = found = 0; !found && s[i]; i++)
		1392	{
1201	if (!STRCMP(s[i], "OverTheSpot"))	1393	if (!STRCMP (s[i], "OverTheSpot"))
1202	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1394	input_style = (XIMPreeditPosition | XIMStatusNothing);
1203	else if (!STRCMP(s[i], "OffTheSpot"))	1395	else if (!STRCMP (s[i], "OffTheSpot"))
1204	R->input_style = (XIMPreeditArea | XIMStatusArea);	1396	input_style = (XIMPreeditArea | XIMStatusArea);
1205	else if (!STRCMP(s[i], "Root"))	1397	else if (!STRCMP (s[i], "Root"))
1206	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1398	input_style = (XIMPreeditNothing | XIMStatusNothing);
1207		1399
1208	for (j = 0; j < xim_styles->count_styles; j++)	1400	for (j = 0; j < xim_styles->count_styles; j++)
1209	if (R->input_style == xim_styles->supported_styles[j]) {	1401	if (input_style == xim_styles->supported_styles[j])
		1402	{
1210	found = 1;	1403	found = 1;
		1404	break;
		1405	}
		1406	}
		1407
		1408	for (i = 0; s[i]; i++)
		1409	free (s[i]);
		1410
		1411	free (s);
		1412	XFree (xim_styles);
		1413
		1414	if (!found)
		1415	{
		1416	display->put_xim (input_method);
		1417	return false;
		1418	}
		1419
		1420	preedit_attr = status_attr = NULL;
		1421
		1422	if (input_style & XIMPreeditPosition)
		1423	{
		1424	im_set_size (&rect);
		1425	im_set_position (&spot);
		1426	im_set_color (&fg, &bg);
		1427
		1428	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1429	XNSpotLocation, &spot,
		1430	XNForeground, fg, XNBackground, bg,
		1431	//XNFontSet, TermWin.fontset,
		1432	NULL);
		1433	}
		1434	else if (input_style & XIMPreeditArea)
		1435	{
		1436	im_set_color (&fg, &bg);
		1437
		1438	/*
		1439	* The necessary width of preedit area is unknown
		1440	* until create input context.
		1441	*/
		1442	needed_rect.width = 0;
		1443
		1444	im_set_preedit_area (&rect, &status_rect, &needed_rect);
		1445
		1446	preedit_attr = XVaCreateNestedList (0, XNArea, &rect,
		1447	XNForeground, fg, XNBackground, bg,
		1448	//XNFontSet, TermWin.fontset,
		1449	NULL);
		1450	status_attr = XVaCreateNestedList (0, XNArea, &status_rect,
		1451	XNForeground, fg, XNBackground, bg,
		1452	//XNFontSet, TermWin.fontset,
		1453	NULL);
		1454	}
		1455
		1456	Input_Context = XCreateIC (xim, XNInputStyle, input_style,
		1457	XNClientWindow, TermWin.parent[0],
		1458	XNFocusWindow, TermWin.parent[0],
		1459	preedit_attr ? XNPreeditAttributes : NULL,
		1460	preedit_attr,
		1461	status_attr ? XNStatusAttributes : NULL,
		1462	status_attr, NULL);
		1463	if (preedit_attr) XFree (preedit_attr);
		1464	if (status_attr) XFree (status_attr);
		1465
		1466	if (Input_Context == NULL)
		1467	{
		1468	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1469	display->put_xim (input_method);
		1470	return false;
		1471	}
		1472
		1473	if (input_style & XIMPreeditArea)
		1474	IMSetStatusPosition ();
		1475
		1476	D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
		1477	return true;
		1478	}
		1479
		1480	void
		1481	rxvt_term::im_cb ()
		1482	{
		1483	int i, found, had_im;
		1484	const char *p;
		1485	char **s;
		1486	char buf[IMBUFSIZ];
		1487
		1488	im_destroy ();
		1489
		1490	D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
		1491	if (Input_Context)
		1492	return;
		1493
		1494	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1495	if (rs[Rs_imLocale])
		1496	SET_LOCALE (rs[Rs_imLocale]);
		1497	#endif
		1498
		1499	p = rs[Rs_inputMethod];
		1500	if (p && *p)
		1501	{
		1502	bool found = false;
		1503
		1504	s = rxvt_splitcommastring (p);
		1505	for (i = 0; s[i]; i++)
		1506	{
		1507	if (*s[i])
		1508	{
		1509	STRCPY (buf, "@im=");
		1510	STRNCAT (buf, s[i], IMBUFSIZ - 5);
		1511	if (IM_get_IC (buf))
		1512	{
		1513	found = true;
1211	break;	1514	break;
		1515	}
1212	}	1516	}
1213	}	1517	}
1214	for (i = 0; s[i]; i++)	1518	for (i = 0; s[i]; i++)
1215	free(s[i]);	1519	free (s[i]);
1216	free(s);	1520	free (s);
1217	XFree(xim_styles);
1218		1521
1219	if (!found) {	1522	if (found)
1220	XCloseIM(xim);	1523	goto done;
1221	return False;
1222	}	1524	}
1223		1525
1224	ximcallback.callback = rxvt_IMDestroyCallback;	1526	/* try with XMODIFIERS env. var. */
		1527	if (IM_get_IC (""))
		1528	goto done;
1225		1529
1226	/* XXX: not sure why we need this (as well as IC one below) */	1530	/* try with no modifiers base IF the user didn't specify an IM */
1227	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1531	if (IM_get_IC ("@im=none"))
		1532	goto done;
1228		1533
1229	preedit_attr = status_attr = NULL;	1534	done:
1230		1535	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1231	if (R->input_style & XIMPreeditPosition) {	1536	if (rs[Rs_imLocale])
1232	rxvt_setSize(aR_ & rect);	1537	SET_LOCALE (locale);
1233	rxvt_setPosition(aR_ & spot);	1538	#endif
1234	rxvt_setColor(aR_ & fg, &bg);
1235
1236	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1237	XNSpotLocation, &spot,
1238	XNForeground, fg, XNBackground, bg,
1239	//XNFontSet, R->TermWin.fontset,
1240	NULL);
1241	} else if (R->input_style & XIMPreeditArea) {
1242	rxvt_setColor(aR_ & fg, &bg);
1243
1244	/*
1245	* The necessary width of preedit area is unknown
1246	* until create input context.
1247	*/
1248	needed_rect.width = 0;
1249
1250	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1251
1252	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1253	XNForeground, fg, XNBackground, bg,
1254	//XNFontSet, R->TermWin.fontset,
1255	NULL);
1256	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1257	XNForeground, fg, XNBackground, bg,
1258	//XNFontSet, R->TermWin.fontset,
1259	NULL);
1260	}
1261	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1262	XNClientWindow, R->TermWin.parent[0],
1263	XNFocusWindow, R->TermWin.parent[0],
1264	XNDestroyCallback, &ximcallback,
1265	preedit_attr ? XNPreeditAttributes : NULL,
1266	preedit_attr,
1267	status_attr ? XNStatusAttributes : NULL,
1268	status_attr, NULL);
1269	if (preedit_attr)
1270	XFree(preedit_attr);
1271	if (status_attr)
1272	XFree(status_attr);
1273	if (R->Input_Context == NULL) {
1274	rxvt_print_error("failed to create input context");
1275	XCloseIM(xim);
1276	return False;
1277	}
1278	if (R->input_style & XIMPreeditArea)
1279	rxvt_IMSetStatusPosition(aR);
1280	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1281	return True;
1282	}	1539	}
1283		1540
1284	/* EXTPROTO */
1285	void	1541	void
1286	rxvt_IMSetStatusPosition(pR)	1542	rxvt_term::IMSetStatusPosition ()
1287	{	1543	{
1288	XRectangle preedit_rect, status_rect, *needed_rect;	1544	XRectangle preedit_rect, status_rect, *needed_rect;
1289	XVaNestedList preedit_attr, status_attr;	1545	XVaNestedList preedit_attr, status_attr;
1290		1546
1291	if (R->Input_Context == NULL	1547	if (Input_Context == NULL
1292	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1548	|| !TermWin.focus || ! (input_style & XIMPreeditArea)
1293	|| !rxvt_IMisRunning(aR))	1549	|| !IMisRunning ())
1294	return;	1550	return;
1295		1551
1296	/* Getting the necessary width of preedit area */	1552	/* Getting the necessary width of preedit area */
1297	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1553	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1298	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1554	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1299	XFree(status_attr);	1555	XFree (status_attr);
1300		1556
1301	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1557	im_set_preedit_area (&preedit_rect, &status_rect, needed_rect);
1302		1558
1303	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1559	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1304	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1560	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1305		1561
1306	XSetICValues(R->Input_Context,	1562	XSetICValues (Input_Context,
1307	XNPreeditAttributes, preedit_attr,	1563	XNPreeditAttributes, preedit_attr,
1308	XNStatusAttributes, status_attr, NULL);	1564	XNStatusAttributes, status_attr, NULL);
1309		1565
1310	XFree(preedit_attr);	1566	XFree (preedit_attr);
1311	XFree(status_attr);	1567	XFree (status_attr);
1312	}	1568	}
1313	#endif /* USE_XIM */	1569	#endif /* USE_XIM */
1314		1570
1315	/*----------------------------------------------------------------------*/	1571	/*----------------------------------------------------------------------*/
1316	rxvt_t rxvt_current_term;	1572	rxvt_t rxvt_current_term;

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